package com.wxit.vod.service.impl;

import com.aliyun.vod.upload.impl.UploadVideoImpl;
import com.aliyun.vod.upload.req.UploadStreamRequest;
import com.aliyun.vod.upload.resp.UploadStreamResponse;
import com.aliyuncs.DefaultAcsClient;
import com.aliyuncs.vod.model.v20170321.DeleteVideoRequest;
import com.wxit.commonutils.R;
import com.wxit.exception.GuliException;
import com.wxit.vod.service.VodService;
import com.wxit.vod.utils.ConstantVodUtils;
import com.wxit.vod.utils.InitVodCilent;
import org.apache.commons.lang.StringUtils;
import org.springframework.stereotype.Service;
import org.springframework.web.multipart.MultipartFile;

import java.io.IOException;
import java.io.InputStream;
import java.util.List;

/**
 * @author wj
 * @date 2021.12.10 10:22
 */
@Service
public class VodServiceImpl implements VodService {

    /**
     * 上传到阿里云
     * @param file
     * @return
     */
    @Override
    public String uploadAliyun(MultipartFile file) {
        String fileName = file.getOriginalFilename();

        String title = fileName.substring(0,fileName.lastIndexOf("."));

        InputStream inputStream = null;
        try {
            inputStream = file.getInputStream();
        } catch (IOException e) {
            e.printStackTrace();
        }

        UploadStreamRequest request = new UploadStreamRequest(ConstantVodUtils.ACCESS_KEY_ID, ConstantVodUtils.ACCESS_KEY_SECRET, title, fileName, inputStream);

        UploadVideoImpl uploader = new UploadVideoImpl();
        UploadStreamResponse response = uploader.uploadStream(request);


//        System.out.print("RequestId=" + response.getRequestId() + "\n");  //请求视频点播服务的请求ID
        String videoId = null;
        if (response.isSuccess()) {
//            System.out.print("VideoId=" + response.getVideoId() + "\n");
            videoId = response.getVideoId();
        } else { //如果设置回调URL无效，不影响视频上传，可以返回VideoId同时会返回错误码。其他情况上传失败时，VideoId为空，此时需要根据返回错误码分析具体错误原因
//            System.out.print("VideoId=" + response.getVideoId() + "\n");
//            System.out.print("ErrorCode=" + response.getCode() + "\n");
//            System.out.print("ErrorMessage=" + response.getMessage() + "\n");
            videoId = response.getVideoId();
        }
        return videoId;
    }

    /**
     * 删除多个视频
     * @param videoIdList
     */
    @Override
    public void removeMoreAlyVideo(List videoIdList) {
        try {
            //初始化对象
            DefaultAcsClient client = InitVodCilent.initVodClient(ConstantVodUtils.ACCESS_KEY_ID, ConstantVodUtils.ACCESS_KEY_SECRET);
            //创建删除视频request对象
            DeleteVideoRequest request = new DeleteVideoRequest();

            String videoIds = StringUtils.join(videoIdList.toArray(), ",");
            //向request设置视频list
            request.setVideoIds(videoIds);


            //调用初始化对象的方法实现删除
            client.getAcsResponse(request);
        } catch (Exception e) {
            throw new GuliException(20001,"删除失败");
        }
    }
}
